ELM 1-325 LED Standoff: Equivalent & Substitute Parts

Part Overview

The ELM 1-325 is a T1 3/4 LED standoff manufactured by Bivar Inc., designed for vertical mounting applications. This component features a black PVC construction with a 0.325" (8.26mm) length specification. The part maintains Active product status and is ROHS3 compliant, making it suitable for current production and procurement cycles. Identification of substitute parts becomes necessary when inventory constraints, lead time requirements, or specific application geometry necessitate alternative components that maintain functional and mechanical compatibility.

Substiute Parts

ELM 1-325

Bivar Inc.In Stock: 770ELM 1-325 Datasheet

Current PartRFQ

ELM 3-335

Bivar Inc.In Stock: 14732ELM 3-335 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ELM 1-325 is determined by strict adherence to the following parameters:

Critical Matching Parameters:

• LED Type: T1 3/4 (exact match required)
• Material: PVC (exact match required)
• Color: Black (exact match required)
• Mounting Style: Vertical (exact match required)
• Manufacturer: Bivar Inc. (same manufacturer ecosystem)
• RoHS Status: ROHS3 Compliant (regulatory requirement)
• Moisture Sensitivity Level: 1 (Unlimited) (environmental tolerance)

Allowable Variation:

• Length: Tolerance within mechanical design constraints of the application

The ELM 3-335 qualifies as a parametric equivalent because it maintains all critical matching parameters while introducing a controlled length variation of 0.010" (0.25mm), from 0.325" to 0.335". This dimensional difference falls within standard mechanical tolerances for LED standoff applications where vertical spacing accommodates minor height adjustments.

Parameter Comparison

Engineering Selection Recommendations

Both the ELM 1-325 and ELM 3-335 maintain Active product status within the Bivar Inc. component portfolio, ensuring continued availability and manufacturing support. Both parts satisfy ROHS3 compliance requirements for regulated markets and applications. The ELM 3-335 substitute presents equivalent regulatory standing and environmental tolerance (MSL 1) identical to the main part.

Selection between these parts depends solely on mechanical accommodation of the 0.010" (0.25mm) length differential. Applications with fixed vertical spacing constraints must retain the ELM 1-325. Applications permitting the additional 0.010" standoff height may utilize the ELM 3-335 without functional degradation, provided PCB layout and component clearance accommodate this dimension.

Frequently Asked Questions (FAQ)

Q: Can the ELM 3-335 be used as a direct replacement for the ELM 1-325?

A: The ELM 3-335 functions as a parametric equivalent when application geometry permits a 0.010" (0.25mm) increase in standoff height. Both parts share identical LED type (T1 3/4), material (PVC), color (Black), mounting orientation (Vertical), and regulatory compliance (ROHS3). Substitution is valid only when this dimensional difference does not violate PCB layout constraints or component clearance requirements.

Q: What parameters must remain identical for substitution?

A: LED type, material composition, color, mounting style, manufacturer, RoHS compliance status, and moisture sensitivity level must remain unchanged. These parameters define functional and mechanical compatibility within the ELM series standoff family.

Q: Are there inventory or lead time advantages to using the ELM 3-335?

A: Inventory levels are provided for reference only and do not constitute a selection criterion. Component selection must be based on application requirements and mechanical compatibility. Inventory status is subject to change and should be verified at time of procurement.

Q: Does the length difference affect electrical performance?

A: LED standoff components are mechanical positioning devices. The 0.010" length variation does not alter electrical characteristics, as both parts maintain identical LED type and material properties. Electrical performance depends on the LED component itself, not the standoff height.

Q: What is the significance of MSL 1 (Unlimited) rating?

A: Moisture Sensitivity Level 1 indicates the component requires no special moisture control during storage, handling, or assembly. Both the ELM 1-325 and ELM 3-335 share this rating, eliminating moisture-related constraints as a substitution factor.